I am five years old 改为否定句

I am five years old 改为否定句 is five years old.I am five years old,too（改为同义句） I am ten years old 怎么改为否定句 I am ten years old 改为一般疑问句,否定句做肯定回答 l am eleven years old改为否定句 I am 11 years old改成否定句 I am thirteen years old,too .改为同义句 i am five years old.old是什么词性? I was able to play football when i was five years old改为同一句 I am eleven years old 的否定句、一般疑问句、肯定回答、否定回答 I am eleven years old.否定句:一般疑问句：肯定回答：否定回答： I am fourteen years old.What about your sister.改为同义句 I am fo